[  424.849655] netdevsim netdevsim659 eni659np1: renamed from eth1
[  424.850157] netdevsim netdevsim269 eni269np1: renamed from eth0
[  424.940409] Could not find device with ifindex 2000 in netnsfd 11
[  424.940513] Could not find netns with fd: 2000
[  424.940557] Cannot link a netdevsim to itself
[  424.940606] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).